#include <stdio.h>
#include <math.h>
#include <time.h>

int srand(int);
int rand();
int abs();
int main(void)
{
     srand(time(NULL));
     int num = rand();     

     printf("a=%.2lf\n",ceil(98.0001));
     printf("b=%.2lf\n",floor(99.9999));
     printf("c=%d\n",abs(ceil(-98.000001)));
     printf("c=%.2d\n",abs(floor(-98.000001)));
     printf("c=%.2lf\n",-98.0055555005);
//     printf("a=%d\n",a); 
     printf("num=%d\n",num); 

     return 0;
}


